# Real Example: BSV Association Digital Receipts POC {% embed url="" %} The BSV Association developed **Digital Receipts**, a blockchain-based reference implementation for a major retail event. Instead of printing paper receipts, every purchase generated a cryptographically verified digital record anchored to the blockchain. **The Solution Delivered:** * **Complete elimination** of paper receipt costs * **Immutable transaction logging** with cryptographic verification * **Instant access** through QR codes linked to blockchain entries * **Permanent, tamper-proof records** for customers and merchants * **Seamless integration** with existing point-of-sale systems * **Enhanced security** preventing data manipulation or duplication The system demonstrates how blockchain can process retail transactions at **sub-cent costs** while creating records that last indefinitely and can be verified by anyone. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://hub.bsvblockchain.org/higher-learning/bsv-academy/blockchain-solutions-for-retail-trust-and-transparency/blockchain-as-retails-verification-layer/real-example-bsv-association-digital-receipts-poc.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.